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Several types of autoclaves are available:
- 4748 Parr Large Capacity Acid Digestion Vessel
Several vessels of 125 ml with screw tops and inner removable PTFE cups for the samples are available. The vessels may be used up to 250 °C and 1900 psi. The maximum load is 5.0 g of inorganic sample or 0.5 g organic sample.
- 4744 General Purpose Acid Digestion Vessel
Two vessels of 45 ml with screw tops and inner removable PTFE cups for the samples are available. The vessels may be used up to 250 °C and 1800 psi. The maximum load is 2.0 g of inorganic sample or 0.2 g organic sample.
- 4746 High Strength Acid Digestion Vessel
Two vessels of 23 ml with screw tops and inner removable PTFE cups for the samples are available. The vessels may be used up to 275 °C and 5000 psi. The maximum load is 1.0 g of inorganic sample or 0.1 g organic sample.
Restrictions:
Perchloric acid must not be used in these vessels. Fats, fatty acids, glycerin and similar materials must not be treated with nitric acid, and cellulosic materials must not be treated with mixed nitric and sulfuric acids in these vessels.
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